DITA Open Toolkit
DITA Open Toolkit is an open-source publishing engine for content
authored in the Darwin Information Typing Architecture. It is a vendor-independent, open-source
implementation of the DITA standard, released under the Apache
License, Version 2.0.
The toolkit supports all versions of the OASIS DITA specification, including 1.0, 1.1, 1.2, and 1.3.